C31232233133313221211113313331333133313331212111133112113313331322221   >>    C3123223313331322121111331333133313331333121211113311211331333132222   <<    C31232233133313221211113313331333133313331212111133112113313331322223   >>      C31232233133313221211113313331333133313331212111133112113313331322222   >>